coshintermediate// Hyperbolic cosine
Math.cosh(0) // β 1
Math.cosh(1) // β 1.5430...Use Math.cosh() to compute the hyperbolic cosine, commonly used in physics and engineering formulas.
As x β β, Math.cosh(x) also grows without bound.
Challenge: Verify that Math.cosh(Infinity) returns Infinity.